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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: TPSSh/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at TPSSh/6-311G*
 hartrees
Energy at 0K-476.834858
Energy at 298.15K-476.838643
HF Energy-476.834858
Nuclear repulsion energy92.635654
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at TPSSh/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3142 3026 15.74      
2 A' 3072 2959 33.17      
3 A' 3013 2902 6.35      
4 A' 1507 1451 3.70      
5 A' 1404 1352 19.89      
6 A' 1395 1344 68.74      
7 A' 1167 1124 49.93      
8 A' 1092 1052 9.28      
9 A' 833 802 0.54      
10 A' 391 376 1.25      
11 A" 3060 2947 13.07      
12 A" 1496 1441 12.17      
13 A" 1049 1010 4.81      
14 A" 766 738 18.54      
15 A" 164 158 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 11774.7 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 11341.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at TPSSh/6-311G*
ABC
1.64261 0.18968 0.17553

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.622 0.000
C2 -1.490 0.719 0.000
S3 0.877 -0.746 0.000
H4 0.523 1.582 0.000
H5 -1.963 -0.262 0.000
H6 -1.824 1.288 0.877
H7 -1.824 1.288 -0.877

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49371.62491.09392.15272.13092.1309
C21.49372.78442.19061.08951.09751.0975
S31.62492.78442.35552.88073.49353.4935
H41.09392.19062.35553.09562.52262.5226
H52.15271.08952.88073.09561.78711.7871
H62.13091.09753.49352.52261.78711.7542
H72.13091.09753.49352.52261.78711.7542

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.945 C1 C2 H6 109.702
C1 C2 H7 109.702 C2 C1 S3 126.410
C2 C1 H4 114.807 S3 C1 H4 118.783
H5 C2 H6 109.608 H5 C2 H7 109.608
H6 C2 H7 106.107
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.313      
2 C -0.604      
3 S -0.031      
4 H 0.235      
5 H 0.247      
6 H 0.233      
7 H 0.233      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.803 1.973 0.000 2.673
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.708 -2.200 0.000
y -2.200 6.904 0.000
z 0.000 0.000 3.509


<r2> (average value of r2) Å2
<r2> 74.528
(<r2>)1/2 8.633